131344345145144 has 32 divisors (see below), whose sum is σ = 249646684956240. Its totient is φ = 64771913606400.

The previous prime is 131344345145081. The next prime is 131344345145159. The reversal of 131344345145144 is 441541543443131.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60998159 + ... + 63114689.

Almost surely, 2^{131344345145144} is an apocalyptic number.

It is an amenable number.

131344345145144 is a deficient number, since it is larger than the sum of its proper divisors (118302339811096).

131344345145144 is a wasteful number, since it uses less digits than its factorization.

131344345145144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2222871 (or 2222867 counting only the distinct ones).

The product of its digits is 2764800, while the sum is 47.

Adding to 131344345145144 its reverse (441541543443131), we get a palindrome (572885888588275).

The spelling of 131344345145144 in words is "one hundred thirty-one trillion, three hundred forty-four billion, three hundred forty-five million, one hundred forty-five thousand, one hundred forty-four".